Documented in the master catalog "Maison Bagues Paris". Bronze signature plaque actually screwed on by hand. Silver backing has darkened some over time.
I think it shows character. The item "PAIR 27 HUGE c1845 STEEL -BRONZE- SIGNED MAISON BAGUES ROCK CRYSTAL SCONCES" is in sale since Wednesday, November 28, 2018. This item is in the category "Antiques\Architectural & Garden\Chandeliers, Sconces & Lighting Fixtures". The seller is "luxelightingandmuchmore" and is located in Miami, Florida. This item can be shipped to United States, Philippines, Cayman islands.